Cita APA (7a ed.)

Ortmeier, P. J. (1999). Public safety and security administration. Butterworth-Heinemann.

Cita Chicago Style (17a ed.)

Ortmeier, P. J. Public Safety and Security Administration. Boston [u.a.]: Butterworth-Heinemann, 1999.

Cita MLA (9a ed.)

Ortmeier, P. J. Public Safety and Security Administration. Butterworth-Heinemann, 1999.